joe biden is speaking right now. killed trying to save those hildren. >>> six members of the staff killed trying to save those children. it's been hard for the nation to comprepare hend. hard for the nation -- comprepare hend and hard for the -- comprehend and hard for the nation to fathom. time is not measured in days but is measured in minutes, in seconds since you received that news. another minute without your daughter, another minute without your sun. another minute without your wife, another minute without your mom. i want to personally thank chris and lynn mcdonald who lost their be and for again the courage of all of you to be here today. i admire, i admire the grace and the resolve that you all have showing. and i must say i've been deeply affected by your faith as well. and the president and i are going to do everything to try to match the resolve you demonstrated. no one can know for certain if this senseless act could have been prevented but we all know we have a moral obligation, a moral obligation to do